OpenTechnical

OT-2026-000014477

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000014477) never changes.

Identity and time

Publication numberOT-2026-000014477 · never reused
Internal UUID01a0ae6d-b27b-775a-9924-24185804cc05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014477
StatusPUBLIC

Content hashes

Canonical text45e641e9ae7726487f3726a476fdc35e2b7ef643b6ce9fbd3a074e2b95a02f75
Markdown7f5a90abd4bb9b254a3ee1b5aadaabad04889d0c4c8e948435726de7348d2328
PDF
Publication pagea86547dad31cf9de6cf143ddb19062f0267ab05242dc19ff8420ad7684b26de2
Manifest8f77cd17f683f380bf8f7de98c38ccbe5bd98d02c8ca0c813536ef4b079afce8

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturedFsiG7De/fDqWRw6AkhpSgeYeKd9vFiMx76Xq8WXXepmyInzZpvKFXhr8v5qZP6gLZpOYwrYorbqNh4phdc5AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:10:17.453496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014477
observed a86547dad31cf9de6cf143ddb19062f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.431667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014477/manifest.json
observed 8f77cd17f683f380bf8f7de98c38ccbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.412857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014477/publication.md
observed 7f5a90abd4bb9b254a3ee1b5aadaabad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.393456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014477/publication.txt
observed 45e641e9ae7726487f3726a476fdc35e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.604665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014477
observed a86547dad31cf9de6cf143ddb19062f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.588155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014477/manifest.json
observed 8f77cd17f683f380bf8f7de98c38ccbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.569224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014477/publication.md
observed 7f5a90abd4bb9b254a3ee1b5aadaabad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.551316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014477/publication.txt
observed 45e641e9ae7726487f3726a476fdc35e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.